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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Antistreptococcic

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List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
MACROCARPAL-H MIC=1.56-3.13 ug/ml *
MACROCARPAL-I MIC=25-100 ug/ml *
MACROCARPAL-J MIC=25-100 ug/ml *
MENTHOL MIC=0.4 mg/ml *
NEROLIDOL *
QUERCETIN ID50=120 ug/ml *
THYMOHYDROQUINONE MIC=200-400 ug/ml *
THYMOL MIC=200-400 ug/ml *
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Pycnanthemum pilosum Pilose Mountain Mint 2 2, 100
Pycnanthemum pycnanthemoides Typical Mountain Mint 1 1, 102
Pycnanthemum setosum Setose Mountain Mint 2 1, 643
Pycnanthemum tenuifolium Slenderleaf Mountain Mint 3 3, 700
Pycnanthemum torreyi Torrey's Mountain Mint 1 140
Pycnanthemum verticillatum Whorled Mountain Mint 1 315
Pycnanthemum virginianum Virginia Mountain Mint 4 4, 408
Pyrus communis Pear 2 28
Quercus alba White Oak 1 0
Quercus infectoria Aleppo Oak; Dyer's Oak; Gall Oak 2 0
Quercus robur English Oak 1 0
Quercus rubra Northern Red Oak 1 0
Quercus velutina Black Oak 1 0
Ravensara aromatica Ravensara 3 122
Rheum palmatum Chinese Rhubarb 2 29
Rhododendron dauricum Chinese Alpenrose 2 0
Rhododendron ferrugineum Rusty-Leaved Alpenrose 1 0
Rhododendron ponticum Pontic Alpenrose 1 0
Rhus coriaria Sicilian Sumac; Sumac; Tanner's Sumac 2 0
Rhus toxicodendron Poison Ivy 1 0